As of 9:55 PM MDT on September 19, 2024, all 4 cities in Granite County, MT in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Granite County, MT is expected to be 5.1 in Philipsburg between 2:00 PM - 3:00 PM MDT tomorrow.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |